/Engine/Source/Runtime/Engine/Classes/Animation/AnimBoneCompressionSettings.h
Generates a DDC key that takes into account the current settings, selected codec, input anim sequence and TargetPlatform
void PopulateDDCKey ( const [UE::Anim::Compression::FAnimDDCKeyArgs](API\Runtime\Engine\Animation\FAnimDDCKeyArgs) & KeyArgs, [FArchive](API\Runtime\Core\Serialization\FArchive) & Ar )